Maurice Tutor

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    Argosy University/ Phoniex University/
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    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 27 Jul 2017 My Price 2.00

types of fragments


1. What is a fragment of a relation? What are the main types of fragments? Why is fragmentation a useful concept in distributed database design?

 

2. Why is data replication useful in DDBMSs? What typical units of data are replicated?

3. What is meant by data allocation in distributed database design? What typical units of data are distributed over sites?

 

Answers

Maurice Tutor
(5)
Status NEW Posted 27 Jul 2017 09:07 AM My Price 2.00

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